LEMON Manuals: Even more car manuals for everyone
Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 125 (Engine Control System Diagnosis (1 Of 2) (HEV)) >> DTC P0340: Camshaft Position Sensor 'A' Circuit (Single Sensor) >> W/Harness Inspection >> Power Circuit Inspection

Power Circuit Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Ignition "OFF"
  2. Disconnect CMPS #1 sensor connector
  3. Ignition "ON" & Engine "OFF"
  4. Measure voltage between power terminal of CMPS #1 harness connector and chassis ground.

    Specification:  Approx. B+

    Fig 1: Measuring Voltage Between Power Terminal Of CMPS #1 Harness Connector And Chassis Ground
    G10606624Courtesy of HYUNDAI MOTOR AMERICA
  5. Is voltage within the specification?

    YES 

    NO 

    • Check for a open in the power supply circuit between the main relay and the CMPS

      Especially check for open or blown 10A sensor fuse

      Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure